Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index -4.68
Milk (kg) -32.00 -0.014 0.45
Fat (kg) 8.48 -0.375 -3.18
Prot (kg) 4.43 -0.441 -1.96
Fertility Sub Index 1.85
Calving Interval (days) 0.23 -1.459 -0.34
Survival (%) 1.96 1.117 2.19
Calving Sub Index 1.18
Gestation Length (days) -1.28 -0.919 1.18
Beef Sub Index 3.54
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) -0.25 -0.432 0.11
Maintenance Sub Index Maint. Sub Index 4.69
Live WT (kg) -15.30 -0.307 4.69
Total Carbon Sub Index 6.58

* Based on an €80/tonne carbon price